Location History:
- Ibaraki, JP (1998 - 2004)
- Tsukuba, JP (2006 - 2024)
Company Filing History:
7 out of 677 
5 out of 529 
1 out of 5 
Years Active: 1998-2025
Title: **Inventor Yoichi Ozawa: Pioneering Cancer Therapeutics**
Introduction
Yoichi Ozawa is a distinguished inventor based in Tsukuba, Japan, who has made significant contributions to the field of cancer treatment. With a portfolio of 11 patents, his work focuses on novel therapeutic approaches that aim to improve patient outcomes.
Latest Patents
Among his most recent innovations are two groundbreaking patents. The first is titled "Anticancer combination of a CBP/catenin inhibitor and an immune checkpoint inhibitor." This invention seeks to provide a therapeutic drug for cancer that enhances treatment effectiveness. It combines a CBP/catenin inhibitor with an immune checkpoint inhibitor, thereby increasing treatment efficacy for cancer patients, particularly those who exhibit low sensitivity to immune checkpoint inhibitors when used alone.
The second notable patent is the "Anti-human Notch4 antibody." This invention presents an anti-human Notch4 antibody or a Notch4 binding fragment that demonstrates neutralizing activity against human Notch4. The invention includes a pharmaceutical composition with this antibody as the active ingredient. The inventors achieved this by obtaining a mouse anti-human Notch4 antibody that shows high neutralizing activity and binding affinity toward human Notch4, leading to the production of a humanized antibody that incorporates the critical complementarity determining region (CDR) sequence.
Career Highlights
Ozawa has collaborated with well-known companies in the pharmaceutical sector, notably Eisai Company, Limited and Eisai R&D Management Co., Ltd. His work in these organizations has significantly impacted cancer research and development, showcasing his commitment to advancing medical science.
Collaborations
In his professional journey, Ozawa has worked alongside notable colleagues, including Takashi Owa and Taro Semba. Their teamwork has contributed to the development of innovative treatment solutions and the advancement of therapeutic industries.
Conclusion
Yoichi Ozawa stands out as an influential inventor in cancer therapeutics, leveraging his expertise to innovate effective treatments. His patents reflect a deep understanding of cancer biology and a commitment to improving patient care. Through his groundbreaking work, he is helping to pave the way for future breakthroughs in oncology.